/* ==========================================================================
   LSINC Peri Discovery Day 2026 - Custom Stylesheet
   ========================================================================== */

/* Design Tokens & Theme Variables */
:root {
  --color-bg-dark: #070d19;
  --color-bg-dark-secondary: #0b1528;
  --color-bg-dark-card: #0f1e38;
  --color-bg-light: #ffffff;
  --color-bg-light-alt: #f8fafc;
  
  --color-primary-blue: #0066ff;
  --color-primary-hover: #0052cc;
  --color-cyan-glow: #00d4ff;
  --color-blue-light: #38bdf8;
  
  --color-text-dark: #0f172a;
  --color-text-muted: #64748b;
  --color-text-light: #f8fafc;
  --color-text-light-muted: #94a3b8;
  
  --color-border-dark: rgba(255, 255, 255, 0.12);
  --color-border-light: #e2e8f0;
  
  --font-main: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  --font-heading: 'Outfit', 'Inter', system-ui, sans-serif;
  
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
  --shadow-glow: 0 0 35px rgba(0, 102, 255, 0.35);
}

/* Base Styles */
html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-main);
  color: var(--color-text-dark);
  background-color: var(--color-bg-light);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  letter-spacing: -0.02em;
}

/* Utility Badges & Tags */
.badge-category {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-cyan-glow);
  background: rgba(0, 212, 255, 0.1);
  border: 1px solid rgba(0, 212, 255, 0.3);
  padding: 0.35rem 0.9rem;
  border-radius: 50px;
  margin-bottom: 1rem;
}

/* Custom Buttons */
.btn-primary-custom {
  background: linear-gradient(135deg, #0066ff 0%, #0052cc 100%);
  color: #ffffff;
  font-weight: 600;
  padding: 0.75rem 1.75rem;
  border-radius: 6px;
  border: none;
  box-shadow: 0 4px 14px rgba(0, 102, 255, 0.35);
  transition: var(--transition-smooth);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  text-decoration: none;
}

.btn-primary-custom:hover, .btn-primary-custom:focus {
  background: linear-gradient(135deg, #0052cc 0%, #003d99 100%);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 102, 255, 0.5);
}

.btn-outline-custom {
  background: transparent;
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.3);
  font-weight: 600;
  padding: 0.75rem 1.75rem;
  border-radius: 6px;
  transition: var(--transition-smooth);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-outline-custom:hover {
  border-color: var(--color-cyan-glow);
  color: var(--color-cyan-glow);
  background: rgba(0, 212, 255, 0.08);
}

/* Intersection Observer Animations */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.animate-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Reduced Motion Compliance */
@media (prefers-reduced-motion: reduce) {
  .animate-on-scroll {
    opacity: 1;
    transform: none;
    transition: none;
  }
  html {
    scroll-behavior: auto;
  }
}

/* ==========================================================================
   1. HERO SECTION
   ========================================================================== */
.hero-section {
  position: relative;
  background-color: #070d19;
  background-image: 
    linear-gradient(90deg, rgba(7, 13, 25, 0.94) 0%, rgba(7, 13, 25, 0.82) 42%, rgba(7, 13, 25, 0.28) 72%, rgba(7, 13, 25, 0.45) 100%),
    url('../img/hero-img.png');
  background-size: cover;
  background-position: center right;
  background-repeat: no-repeat;
  color: var(--color-text-light);
  padding: 6rem 0 7rem;
  min-height: 85vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: -20%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0, 212, 255, 0.2) 0%, rgba(0, 102, 255, 0) 70%);
  filter: blur(50px);
  pointer-events: none;
  z-index: 1;
}

.hero-section .container {
  position: relative;
  z-index: 2;
}

@media (max-width: 991.98px) {
  .hero-section {
    background-image: 
      linear-gradient(180deg, rgba(7, 13, 25, 0.95) 0%, rgba(7, 13, 25, 0.88) 60%, rgba(7, 13, 25, 0.96) 100%),
      url('../img/hero-img.png');
    background-position: center right;
    min-height: auto;
    padding: 4.5rem 0 5rem;
  }
}

.hero-logos {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.brand-logo-hero {
  height: 40px;
  max-width: 300px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.4));
}

.brand-logo-footer {
  height: 34px;
  max-width: 260px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 2px 6px rgba(0, 0, 0, 0.5));
}

.hero-title {
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  line-height: 1.15;
  margin-bottom: 1.25rem;
  color: #ffffff;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.hero-subtitle {
  font-size: 1.2rem;
  color: #f1f5f9;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.8);
  margin-bottom: 2rem;
  max-width: 580px;
}

.hero-info-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.info-pill {
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(8px);
  padding: 0.5rem 1rem;
  border-radius: 8px;
  font-size: 0.9rem;
  color: #e2e8f0;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.info-pill i {
  color: var(--color-cyan-glow);
}

.hero-image-container {
  position: relative;
  text-align: center;
}

.hero-image-container img {
  max-width: 100%;
  height: auto;
  border-radius: 16px;
  box-shadow: var(--shadow-glow);
  filter: drop-shadow(0 15px 30px rgba(0,0,0,0.5));
}

/* ==========================================================================
   2. INTRODUCTION SECTION
   ========================================================================== */
.intro-section {
  padding: 5rem 0;
  background-color: var(--color-bg-light);
}

.intro-headline {
  font-size: clamp(1.6rem, 2.5vw, 2.2rem);
  line-height: 1.3;
  color: var(--color-text-dark);
  margin-bottom: 1.5rem;
  font-weight: 800;
  border-left: 4px solid var(--color-primary-blue);
  padding-left: 1.25rem;
}

.intro-desc {
  color: var(--color-text-muted);
  font-size: 1.05rem;
  margin-bottom: 2rem;
}

.intro-img {
  width: 100%;
  border-radius: 12px;
  box-shadow: var(--shadow-md);
  object-fit: cover;
}

.intro-video-container {
  width: 100%;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  background-color: #000;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.intro-video-container:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(0, 102, 255, 0.25);
}

.intro-video-container iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}

/* Compact Table */
.event-info-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--color-border-light);
  background-color: #ffffff;
}

.event-info-table th {
  background-color: #f1f5f9;
  color: var(--color-text-dark);
  font-weight: 700;
  padding: 0.9rem 1.25rem;
  width: 25%;
  border-bottom: 1px solid var(--color-border-light);
  border-right: 1px solid var(--color-border-light);
  font-size: 0.9rem;
}

.event-info-table td {
  padding: 0.9rem 1.25rem;
  color: #334155;
  border-bottom: 1px solid var(--color-border-light);
  font-size: 0.95rem;
}

.event-info-table tr:last-child th,
.event-info-table tr:last-child td {
  border-bottom: none;
}

/* ==========================================================================
   3. RECOMMENDED AUDIENCE
   ========================================================================== */
.audience-section {
  padding: 4.5rem 0;
  background-color: var(--color-bg-light-alt);
}

.audience-card {
  background: #ffffff;
  border: 1px solid var(--color-border-light);
  border-radius: 12px;
  padding: 2rem 1.5rem;
  height: 100%;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-smooth);
}

.audience-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary-blue);
}

.audience-card .icon-box {
  width: 50px;
  height: 50px;
  background: rgba(0, 102, 255, 0.08);
  color: var(--color-primary-blue);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 1.25rem;
}

.audience-card h3 {
  font-size: 1.15rem;
  margin-bottom: 0.75rem;
}

.audience-card p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  margin-bottom: 0;
}

/* ==========================================================================
   4. EVENT CONTENT (DARK PANEL)
   ========================================================================== */
.event-content-section {
  padding: 5rem 0;
  background-color: var(--color-bg-dark);
}

.dark-panel-container {
  background: linear-gradient(145deg, #0b1528 0%, #081020 100%);
  border: 1px solid var(--color-border-dark);
  border-radius: 20px;
  padding: 3.5rem 2.5rem;
  color: var(--color-text-light);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.content-block-item {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 14px;
  padding: 2rem;
  height: 100%;
  transition: var(--transition-smooth);
}

.content-block-item:hover {
  background: rgba(255, 255, 255, 0.07);
  border-color: rgba(0, 212, 255, 0.4);
}

.content-block-item .icon-wrapper {
  width: 48px;
  height: 48px;
  background: rgba(0, 212, 255, 0.12);
  color: var(--color-cyan-glow);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 1.25rem;
}

.content-block-item h3 {
  font-size: 1.2rem;
  margin-bottom: 0.75rem;
  color: #ffffff;
}

.content-block-item p {
  color: var(--color-text-light-muted);
  font-size: 0.95rem;
  margin-bottom: 0;
}

/* ==========================================================================
   5. PROGRAM SCHEDULE
   ========================================================================== */
.program-section {
  padding: 5rem 0;
  background-color: var(--color-bg-light);
}

.program-timeline {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  max-width: 900px;
  margin: 0 auto;
}

.program-row {
  background: #ffffff;
  border: 1px solid var(--color-border-light);
  border-left: 4px solid var(--color-primary-blue);
  border-radius: 10px;
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transition: var(--transition-smooth);
}

.program-row:hover {
  box-shadow: var(--shadow-md);
}

@media (min-width: 768px) {
  .program-row {
    flex-direction: row;
    align-items: flex-start;
  }
}

.program-time {
  min-width: 140px;
  font-weight: 700;
  color: var(--color-primary-blue);
  font-size: 1.05rem;
}

.program-details {
  flex-grow: 1;
}

.program-details h3 {
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
  color: var(--color-text-dark);
}

.program-details p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  margin-bottom: 0.75rem;
}

.speaker-badge {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: #f1f5f9;
  padding: 0.5rem 0.85rem;
  border-radius: 30px;
  width: fit-content;
  margin-top: 0.75rem;
}

.speaker-badge img {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  object-fit: cover;
  border: 1.5px solid var(--color-primary-blue);
}

.speaker-badge .speaker-info {
  display: flex;
  flex-direction: column;
}

.speaker-badge .name {
  font-size: 0.85rem;
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-text-dark);
}

.speaker-badge .role {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

/* ==========================================================================
   6. PRINT SAMPLES GALLERY
   ========================================================================== */
.samples-section {
  padding: 5rem 0;
  background-color: var(--color-bg-light-alt);
}

.samples-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

@media (max-width: 991.98px) {
  .samples-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 575.98px) {
  .samples-grid {
    grid-template-columns: 1fr;
    max-width: 380px;
    margin-left: auto;
    margin-right: auto;
  }
}

.sample-item {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  background: #ffffff;
  border: 1px solid var(--color-border-light);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
}

.sample-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.sample-item img {
  width: 100%;
  height: 260px;
  object-fit: cover;
  display: block;
}

.sample-caption {
  padding: 1rem;
  text-align: center;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-text-dark);
  background: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-grow: 1;
}

/* ==========================================================================
   7. PERI SERIES LINEUP
   ========================================================================== */
.series-section {
  padding: 5rem 0;
  background-color: var(--color-bg-light);
}

.product-card {
  background: #ffffff;
  border: 1px solid var(--color-border-light);
  border-radius: 14px;
  overflow: hidden;
  height: 100%;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-smooth);
}

.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary-blue);
}

.product-card-img-wrap {
  position: relative;
  width: 100%;
  height: 260px;
  background: radial-gradient(circle at center, #ffffff 45%, #f1f5f9 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 1.25rem;
  overflow: hidden;
  border-bottom: 1px solid var(--color-border-light);
}

.product-card-img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 10px 16px rgba(15, 23, 42, 0.12));
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), filter 0.4s ease;
}

.product-card:hover .product-card-img {
  transform: scale(1.05);
  filter: drop-shadow(0 16px 24px rgba(0, 102, 204, 0.22));
}

.product-card-body {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.product-card h3 {
  font-size: 1.35rem;
  margin-bottom: 0.5rem;
  color: var(--color-text-dark);
}

.product-tagline {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-primary-blue);
  margin-bottom: 1rem;
}

.product-features-list {
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.product-features-list li {
  position: relative;
  padding-left: 1.25rem;
  margin-bottom: 0.5rem;
}

.product-features-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-primary-blue);
  font-weight: bold;
}

/* ==========================================================================
   8. VENUE & PARTICIPATION
   ========================================================================== */
.venue-section {
  padding: 5rem 0;
  background-color: var(--color-bg-dark);
  color: var(--color-text-light);
}

.venue-info-box {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--color-border-dark);
  border-radius: 14px;
  padding: 2rem;
  height: 100%;
}

.venue-table {
  width: 100%;
  margin-bottom: 1.5rem;
}

.venue-table th {
  color: var(--color-cyan-glow);
  font-weight: 600;
  padding: 0.75rem 0;
  width: 30%;
  vertical-align: top;
  font-size: 0.9rem;
}

.venue-table td {
  color: #e2e8f0;
  padding: 0.75rem 0;
  font-size: 0.95rem;
}

.map-container {
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--color-border-dark);
  height: 100%;
  min-height: 320px;
  position: relative;
}

.map-container iframe {
  width: 100%;
  height: 100%;
  min-height: 320px;
  border: 0;
  filter: saturate(0.9);
}

/* ==========================================================================
   9. HOW TO GET THERE (ACCESS)
   ========================================================================== */
.access-section {
  padding: 0 0 5rem 0;
  background-color: var(--color-bg-dark);
  color: var(--color-text-light);
}

.access-panel {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--color-border-dark);
  border-radius: 14px;
  padding: 2rem;
  height: 100%;
}

.access-panel h3 {
  font-size: 1.2rem;
  color: #ffffff;
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.access-panel h3 i {
  color: var(--color-cyan-glow);
}

.access-panel p {
  color: var(--color-text-light-muted);
  font-size: 0.95rem;
  margin-bottom: 0.75rem;
}

/* ==========================================================================
   10. WHAT YOU WILL DISCOVER
   ========================================================================== */
.benefits-section {
  padding: 5rem 0;
  background: linear-gradient(180deg, #070d19 0%, #0b1528 100%);
  color: var(--color-text-light);
}

.benefit-item {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  padding: 2rem 1.5rem;
  height: 100%;
  transition: var(--transition-smooth);
}

.benefit-item:hover {
  background: rgba(255, 255, 255, 0.07);
  border-color: var(--color-cyan-glow);
}

.benefit-item .icon-circle {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: rgba(0, 212, 255, 0.12);
  color: var(--color-cyan-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 1.25rem;
}

.benefit-item h3 {
  font-size: 1.1rem;
  color: #ffffff;
  margin-bottom: 0.5rem;
}

.benefit-item p {
  color: var(--color-text-light-muted);
  font-size: 0.9rem;
  margin-bottom: 0;
}

/* ==========================================================================
   11. REGISTRATION FORM SECTION
   ========================================================================== */
.registration-section {
  padding: 5rem 0;
  background-color: var(--color-bg-light);
}

/* Notice Panel */
.notice-panel {
  background-color: #fef2f2;
  border: 1px solid #fecaca;
  border-left: 4px solid #ef4444;
  border-radius: 8px;
  padding: 1.25rem 1.5rem;
  margin-bottom: 2.5rem;
  color: #991b1b;
  font-size: 0.9rem;
}

.notice-panel ul {
  margin: 0.5rem 0 0 1.25rem;
  padding: 0;
}

.notice-panel li {
  margin-bottom: 0.25rem;
}

/* Form Styling */
.registration-form-card {
  background: #ffffff;
  border: 1px solid var(--color-border-light);
  border-radius: 16px;
  padding: 2.5rem;
  box-shadow: var(--shadow-md);
}

.form-label {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-text-dark);
  margin-bottom: 0.35rem;
}

.form-label .required-badge {
  color: #ef4444;
  margin-left: 0.25rem;
  font-size: 0.8rem;
}

.form-control, .form-select {
  border-radius: 6px;
  border: 1px solid #cbd5e1;
  padding: 0.65rem 0.9rem;
  font-size: 0.95rem;
  transition: var(--transition-smooth);
}

.form-control:focus, .form-select:focus {
  border-color: var(--color-primary-blue);
  box-shadow: 0 0 0 3px rgba(0, 102, 255, 0.15);
}

.form-check-input:checked {
  background-color: var(--color-primary-blue);
  border-color: var(--color-primary-blue);
}

/* Toast Alert Message */
#formAlert {
  display: none;
  margin-top: 1.5rem;
  border-radius: 8px;
  padding: 1rem 1.25rem;
}

/* ==========================================================================
   12. FOOTER SECTION
   ========================================================================== */
.site-footer {
  background-color: #040812;
  color: var(--color-text-light-muted);
  padding: 3.5rem 0 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.88rem;
}

.footer-logos {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

.footer-logos img, .footer-logos svg {
  height: 24px;
  width: auto;
  opacity: 0.9;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0 0 1.5rem 0;
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.footer-links a {
  color: var(--color-text-light-muted);
  text-decoration: none;
  transition: var(--transition-smooth);
}

.footer-links a:hover {
  color: var(--color-cyan-glow);
}

.copyright-text {
  color: #64748b;
  margin-bottom: 0;
}

/* ==========================================================================
   Navigation Bar & Supplemental Enhancements
   ========================================================================== */
.site-navbar {
  position: sticky;
  top: 0;
  z-index: 1050;
  background: rgba(7, 13, 25, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding: 0.85rem 0;
  transition: var(--transition-smooth);
}

.site-navbar .navbar-brand img {
  height: 36px;
  width: auto;
  object-fit: contain;
}

.site-navbar .nav-link {
  color: #cbd5e1;
  font-weight: 500;
  font-size: 0.92rem;
  padding: 0.5rem 0.85rem;
  border-radius: 6px;
  transition: var(--transition-smooth);
}

.site-navbar .nav-link:hover,
.site-navbar .nav-link:focus {
  color: var(--color-cyan-glow);
  background: rgba(0, 212, 255, 0.08);
}

.site-navbar .btn-nav-cta {
  font-size: 0.88rem;
  padding: 0.45rem 1.25rem;
}

.hero-feature-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.hero-feature-tag {
  background: rgba(0, 212, 255, 0.12);
  border: 1px solid rgba(0, 212, 255, 0.35);
  color: var(--color-cyan-glow);
  font-weight: 600;
  font-size: 0.85rem;
  padding: 0.35rem 0.85rem;
  border-radius: 20px;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.samples-feature-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  margin: 2.5rem 0;
}

@media (max-width: 991.98px) {
  .samples-feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 575.98px) {
  .samples-feature-grid {
    grid-template-columns: 1fr;
  }
}

.sample-feature-card {
  background: #ffffff;
  border: 1px solid var(--color-border-light);
  border-radius: 10px;
  padding: 1.25rem 1.2rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-smooth);
}

.sample-feature-card:hover {
  transform: translateY(-3px);
  border-color: var(--color-primary-blue);
  box-shadow: var(--shadow-md);
}

.sample-feature-card .card-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(0, 102, 255, 0.08);
  color: var(--color-primary-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.sample-feature-card h4 {
  font-size: 0.95rem;
  font-weight: 600;
  margin: 0;
  color: var(--color-text-dark);
}

.access-schedule-box {
  background: rgba(255, 255, 255, 0.04);
  border-left: 3px solid var(--color-cyan-glow);
  padding: 1rem 1.25rem;
  border-radius: 0 8px 8px 0;
  margin: 0.75rem 0;
}

.footer-nav-menu {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  list-style: none;
  padding: 0;
  margin: 0 0 1rem 0;
}

.footer-nav-menu a {
  color: #cbd5e1;
  text-decoration: none;
  font-size: 0.9rem;
  transition: var(--transition-smooth);
}

.footer-nav-menu a:hover {
  color: var(--color-cyan-glow);
}